/*
 * Copyright 2007-2011 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */package com.priox.sigar.server.core;

import org.slf4j.LoggerFactory;

/**
 * ContextHolder will hold a reference to a context which can be used through-out
 * the application. The reference will be stored in a <code>ThreadLocal</code>.
 * 
 * @author Marten Deinum
 * @version 1.0
 *
 */
public abstract class ContextHolder {

    private static final ThreadLocal<String> holder = new ThreadLocal<String>();

    public static void setContext(final String context) {
        LoggerFactory.getLogger(ContextHolder.class).debug("context set '{}'", context);
        holder.set(context);
    }

    public static String getContext() {
        return holder.get();
    }

}
